Raised beds for my garden

The original raised beds are now at the end of their life. The 1 1/2” thick boards were a mixed bag of a “builders sling” from Dun Lumber. I noticed that the primed cedar facia boards lasted the longest, in fact some of them are still in very good shape, the raw unpainted construction lumber rotted first.
This is what I came up with after reading page 48 The Woodwright’s Guide by Roy Underhill.

To cut the compound angles on the cedar 4 by 12’s I made this jig which is more of a rolling trolly.I used bed frame steel angle, and inline skate wheels. Got from Goodwill store at low cost.I cut 10 off, 7 degree wedges off the end of a one foot wide ply off-cut using my sliding miter saw. Using screws to secure the wedges while I played around with the general arrangement, at first I thought I would need two trolleys but then I realized that I could use one trolley if I centered t...